Home / 21,845,738,116-30,147,198,537.40-11,821,233,066.40

Finding the Fourth Proportional to 21,845,738,116, 30,147,198,537.40 and 11,821,233,066.40

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Solution

The fourth proportional to 21,845,738,116, 30,147,198,537.40 and 11,821,233,066.40 is: 16,313,344,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845,738,116 : 30,147,198,537.40 = 11,821,233,066.40 : x
  2. Step 2: Convert to fraction form
    21,845,738,116/30,147,198,537.40 = 11,821,233,066.40/x
  3. Step 3: Cross multiply
    21,845,738,116x = 30,147,198,537.40 × 11,821,233,066.40
  4. Step 4: Simplify right side
    21,845,738,116x = 356,377,060,209,638,572,032
  5. Step 5: Solve for x
    x = 356,377,060,209,638,572,032/21,845,738,116
  6. Step 6: Final answer
    x = 16,313,344,887.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.